{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "discover vulnerability", "arguments": ["vulnerable system owner", "vulnerability", "common vulnerabilities and exposures", "discoverer", "vulnerable system version", "supported platform", "time", "capabilities"]}], "input": "In a blog post from earlier this month about the March patch , Dries Buytaert , founder of the Drupal project , observed that all software has security issues and critical security bugs are rare ."}
{"discover vulnerability": [{"vulnerable system owner": "NAN", "vulnerability": ["security issues", "critical security bugs"], "common vulnerabilities and exposures": "NAN", "discoverer": ["Dries Buytaert", "the Drupal project"], "vulnerable system version": "NAN", "supported platform": "NAN", "time": "NAN", "capabilities": "NAN"}]}